What is CVE-2026-85434?

CVE-2026-85434 is a critical-severity vulnerability, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.1/10. Published 2026-09-03.

How severe is CVE-2026-85434?

Critical severity. CVSS v3 base score is 9.1 out of 10.

CVE-2026-85434

CVE-2026-85434

MOOS-IvP uFldShoreBroker through 24.8.1 fails to verify node ping authenticity before creating outbound bridge routes. Attackers can publish NODE_BROKER_PING messages with crafted HostRecord data to redirect bridged variables to attacker-controlled addresses.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

disclosure@vulncheck.com
disclosure@vulncheck.com
disclosure@vulncheck.com
disclosure@vulncheck.com
disclosure@vulncheck.com

Frequently asked questions

What is CVE-2026-85434?: CVE-2026-85434 is a critical-severity vulnerability, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.1/10. Published 2026-09-03.
How severe is CVE-2026-85434?: Critical severity. CVSS v3 base score is 9.1 out of 10.